LM3520SD/NOPB
IC LED DRV RGLTR PWM 14WSONManufacturer: National Semiconductor
Categories: LED Drivers
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The National Semiconductor LM3520SD-NOPB is a versatile LED driver IC featuring a 2-output DC-DC step-up (boost) regulator. Designed for efficient power conversion, this component offers PWM dimming capabilities and operates at a frequency of 1.1MHz. Each output channel supports a maximum switch current of 700mA. The integrated switch simplifies design and reduces external component count. This device is suitable for surface mount applications, packaged in a compact 14-WSON (4x3) footprint. With an output voltage capability of up to 23.2V and a supply voltage range from 2.7V to 5.5V, the LM3520SD-NOPB is ideal for backlight applications in various industries, including automotive and consumer electronics. It operates across a wide temperature range of -40°C to 85°C.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Bulk |
| Package / Case | 14-WFDFN Exposed Pad |
| Voltage - Output | 22.5V ~ 23.2V |
| Mounting Type | Surface Mount |
| Number of Outputs | 2 |
| Frequency | 1.1MHz |
| Type | DC DC Regulator |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Applications | Backlight |
| Current - Output / Channel | 700mA (Switch) |
| Internal Switch(s) | Yes |
| Topology | Step-Up (Boost) |
| Supplier Device Package | 14-WSON (4x3) |
| Dimming | PWM |
| Voltage - Supply (Min) | 2.7V |
| Voltage - Supply (Max) | 5.5V |
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